Company ProfileIn-sail/Sandum is dedicated to manufacturing of precision components and the design, fabrication of engineering specialty fasteners and fastening solution development.Manufacturing CapabilityWe have powerful manufacturing capability, our automatic lathes, CNC lathes, CNC machining centers, stamping machines and cold heading machines plus auxiliary equipments like milling machine, grinding machine, EDM and the cooperation of our partners, we are able to support every different components regardless of the prototyping or series production.